After sometime, the voltage of and electrochemical cell becomes zero. Comment.

What is salt bridge? Why is it used in electrochemical cell?

Give two differences between electrolytic and electrochemical cell.

Explain how rusting of iron is envisaged as setting up of an electrochemical cell.

When the displacement of a moving body becomes zero?

Following are the data of standard reduction half cell potentials of certain electrochemical cells. E_(Ag^(+)//Ag)^@ = 0.80V & E_(Cu^(2+)//Cu)^@ = 0.34V E_(Sn^(2+)//Sn)^@ =-0.14V & E_(Na^(2+)//Na)^@ = -2.71V Represent the electrochemical cell constructed from these pair of half cells.

Following are the data of standard reduction half cell potentials of certain electrochemical cells. E_(Ag^(+)//Ag)^@ = 0.80V & E_(Cu^(2+)//Cu)^@ = 0.34V E_(Sn^(2+)//Sn)^@ =-0.14V & E_(Na^(2+)//Na)^@ = -2.73V Calculate the standard EMF of the cells.

Following are the data of standard reduction half cell potentials of certain electrochemical cells. E_(Ag^(+)//Ag)^@ = 0.80V & E_(Cu^(2+)//Cu)^@ = 0.34V E_(Sn^(2+)//Sn)^@ =-0.14V & E_(Na^(2+)//Na)^@ = -2.74V Also identify andode, cathode and direction of flow of current in each of the constructed cells.

Establish the relationship between standard Gibbs free energy change and equilibrium constant value for a particular electrochemical cell reaction.

If suddenly the gravitational force of attraction between the earth and a satellite revolving around it becomes zero. What will happen to the satellite?

With a diagram show that in pure resistor, the voltage and current are in phase. The minima, zero and maxima occurred at the same respective times.